Home / 191,181.78-263,801.30-110,616.83

Finding the Fourth Proportional to 191,181.78, 263,801.30 and 110,616.83

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Solution

The fourth proportional to 191,181.78, 263,801.30 and 110,616.83 is: 152,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,181.78 : 263,801.30 = 110,616.83 : x
  2. Step 2: Convert to fraction form
    191,181.78/263,801.30 = 110,616.83/x
  3. Step 3: Cross multiply
    191,181.78x = 263,801.30 × 110,616.83
  4. Step 4: Simplify right side
    191,181.78x = 29,180,861,683.79
  5. Step 5: Solve for x
    x = 29,180,861,683.79/191,181.78
  6. Step 6: Final answer
    x = 152,634.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.